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Siemens MICROMASTER 440 Variable Frequency Drive

Siemens MICROMASTER 440 VFD, 0.55 kW, 380-480V 3AC

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ManufacturerSiemens

Part number6SE6440-2UD15-5AA1

Type MICROMASTER 440

Voltage 380-480V 3 AC

Frequency 47-63 Hz

Power 0.55 kW

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12-month warranty

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Worldwide delivery

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Veteran-owned

CAGE: 9NK75

Constant torque operation High overload capacity Compact design IP20 protection Wide voltage range Energy efficiency

Product description

The Siemens MICROMASTER 440 is a versatile variable frequency drive designed for constant torque applications. It operates on a 380-480V 3-phase AC input with a frequency range of 47-63 Hz. This model features a power rating of 0.55 kW and can handle overloads of 150% for 60 seconds or 200% for 3 seconds. Its compact dimensions (173x73x149 mm HxWxD) and IP20 degree of protection make it suitable for various industrial environments.

This VFD is ideal for applications requiring precise motor speed control, such as conveyor systems, pumps, fans, and machine tools. It offers energy savings by optimizing motor speed to match the load requirements, contributing to reduced operational costs in manufacturing and processing industries.

Stanlo Automation, a veteran-owned surplus parts distributor, provides a reliable source for the Siemens MICROMASTER 440 series. We ensure quality and availability for your industrial automation needs, backed by our commitment to service and competitive pricing.

Technical specifications

Type	MICROMASTER 440
Voltage	380-480V 3 AC
Frequency	47-63 Hz
Power	0.55 kW
Torque	Constant
Overload	150% for 60s, 200% for 3s
Dimensions	173x73x149 mm (HxWxD)
IP Rating	IP20
Ambient Temp	-10 to +50 °C

Common applications

Conveyor systems

Pump control

Fan control

Machine tools

Material handling

HVAC systems

Compatible systems

Siemens S7 PLCs HMI panels Various motor types

Also known as

Siemens 6SE6440 Micromaster 440 drive Siemens VFD

Technical note

Expert tip

Ensure proper ventilation as the IP20 rating does not protect against dust ingress, and the drive can generate significant heat during operation.

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Frequently asked questions

What are the key specifications of the Siemens 6SE6440-2UD15-5AA1?

The 6SE6440-2UD15-5AA1 is a Siemens MICROMASTER 440 VFD with a 0.55 kW rating, designed for 380-480V 3 AC input. It provides constant torque and features an IP20 rating, operating within an ambient temperature range of -10 to +50 °C.